package jdbc;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.sql.Statement;

public class JDBCDemo3 {
    public static void main(String[] args)  {
        try (Connection connection=DBUtil.getconnection()){
            Statement statement=connection.createStatement();
            String sql="UPDATE userinfo " +
                    "SET password=888888 " +
                    "WHERE username='范传奇'";
            System.out.println(sql);
            int num=statement.executeUpdate(sql);
            if (num>0){
                System.out.println("修改成功");
            }else {
                System.out.println("修改失败");
            }
            connection.close();
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}
